Leading specialist on politics in the Muslim world. Currently, Dean, School of Advanced International Studies, Johns Hopkins University. Senior Fellow in Foreign Policy, Brookings Institution. Contributor to Bloomberg View. Adjunct Senior Fellow for Middle Eastern Studies, Council on Foreign Relations. Adjunct Senior Fellow, Kennedy School of Government, Harvard University. Has written extensively on political Islam and Middle East politics. Author, The Shia Revival, Forces of Fortune and Dispensable Nation. Carnegie Scholar (2006).